ExecutorService, standard way to avoid to task queue getting too full

Question

I am using ExecutorService for ease of concurrent multithreaded program. Take following code:

while(xxx) {
    ExecutorService exService = Executors         


        

Answer 1

You can call ThreadPoolExecutor.getQueue().size() to find out the size of the waiting queue. You can take an action if the queue is too long. I suggest running the task in the current thread if the queue is too long to slow down the producer (if that is appropriate).